Dwiggins, Don

Describes the construction of and the equipment carried by unmanned interplanetary spacecraft and the way they gather information from outer space.

Briefly explains the aerodynamic forces that permit airplanes to fly.

Traces the history of lunar study, including man's first landing on the moon, and discusses possibilities for future lunar exploration.

A history of American experimental aircraft and space vehicles from 1947 to the present.

Describes the history and uses of the space shuttle, how it works, and the details of typical flight.